From “Pretty Little Liars” executive producers I. Marlene King, Oliver Goldstick, Joseph Dougherty and Leslie Morgenstein, “Ravenswood” will center on a town, not far from Rosewood, PA (the home base of “Pretty Little Liars”), which has suffered under a deadly curse for generations. Five strangers suddenly find themselves connected by this fatal curse and need to dig into the town’s mysterious and terrible history before it’s too late for each of them.